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Merge remote-tracking branch 'asoc/topic/rt5670' into asoc-next
[deliverable/linux.git] / sound / soc / codecs / wm9712.c
CommitLineData
10c5cf30
RP		 1/*
2 * wm9712.c -- ALSA Soc WM9712 codec support
3 *
656baaeb 4 * Copyright 2006-12 Wolfson Microelectronics PLC.
d331124d 5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
10c5cf30
RP		 6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
10c5cf30
RP		 11 */
12
13#include <linux/init.h>
5a0e3ad6 14#include <linux/slab.h>
10c5cf30 15#include <linux/module.h>
10c5cf30
RP		 16#include <linux/kernel.h>
17#include <linux/device.h>
10c5cf30
RP		 18#include <sound/core.h>
19#include <sound/pcm.h>
20#include <sound/ac97_codec.h>
21#include <sound/initval.h>
22#include <sound/soc.h>
471280b7 23#include <sound/tlv.h>
dbac7cb8 24#include "wm9712.h"
10c5cf30 25
cf1f2ebe 26struct wm9712_priv {
358a8bb5 27 struct snd_ac97 *ac97;
cf1f2ebe
LPC		 28 unsigned int hp_mixer[2];
29 struct mutex lock;
30};
31
10c5cf30
RP		 32static unsigned int ac97_read(struct snd_soc_codec *codec,
33 unsigned int reg);
34static int ac97_write(struct snd_soc_codec *codec,
35 unsigned int reg, unsigned int val);
36
10c5cf30
RP		 37/*
38 * WM9712 register cache
39 */
40static const u16 wm9712_reg[] = {
7e48bf65
MB		 41 0x6174, 0x8000, 0x8000, 0x8000, /* 6 */
42 0x0f0f, 0xaaa0, 0xc008, 0x6808, /* e */
43 0xe808, 0xaaa0, 0xad00, 0x8000, /* 16 */
44 0xe808, 0x3000, 0x8000, 0x0000, /* 1e */
45 0x0000, 0x0000, 0x0000, 0x000f, /* 26 */
46 0x0405, 0x0410, 0xbb80, 0xbb80, /* 2e */
47 0x0000, 0xbb80, 0x0000, 0x0000, /* 36 */
48 0x0000, 0x2000, 0x0000, 0x0000, /* 3e */
49 0x0000, 0x0000, 0x0000, 0x0000, /* 46 */
50 0x0000, 0x0000, 0xf83e, 0xffff, /* 4e */
51 0x0000, 0x0000, 0x0000, 0xf83e, /* 56 */
52 0x0008, 0x0000, 0x0000, 0x0000, /* 5e */
53 0xb032, 0x3e00, 0x0000, 0x0000, /* 66 */
54 0x0000, 0x0000, 0x0000, 0x0000, /* 6e */
55 0x0000, 0x0000, 0x0000, 0x0006, /* 76 */
56 0x0001, 0x0000, 0x574d, 0x4c12, /* 7e */
10c5cf30
RP		 57};
58
cf1f2ebe
LPC		 59#define HPL_MIXER 0x0
60#define HPR_MIXER 0x1
10c5cf30
RP		 61
62static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
63static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
64static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",
65 "Mono"};
66static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};
67static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};
68static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};
69static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
70static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",
71 "Stereo"};
72static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",
73 "Line", "Headphone Mixer", "Phone Mixer", "Phone"};
74static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};
75static const char *wm9712_diff_sel[] = {"Mic", "Line"};
76
471280b7
MB		 77static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
78static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 2000, 0);
79
10c5cf30
RP		 80static const struct soc_enum wm9712_enum[] = {
81SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),
82SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),
83SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),
84SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),
85SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),
86SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),
87SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),
88SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),
89SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),
90SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),
91SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),
92SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),
93};
94
95static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {
96SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
97SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),
98SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
7e48bf65 99SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),
53ae5194 100SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
10c5cf30
RP		 101
102SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),
103SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),
104SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),
105SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),
18fe4ac2
MR		 106SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
107SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
10c5cf30
RP		 108
109SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
110SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
111SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
112SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
113SOC_ENUM("ALC Function", wm9712_enum[0]),
114SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
115SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),
116SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
117SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
118SOC_ENUM("ALC NG Type", wm9712_enum[10]),
119SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),
120
121SOC_SINGLE("Mic Headphone Volume", AC97_VIDEO, 12, 7, 1),
122SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
123
124SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
125SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
126SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
127
128SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),
129SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),
130SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),
131
132SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),
133SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),
134SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),
135
7570f29a 136SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),
10c5cf30
RP		 137SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),
138
3eadd88a
MB		 139SOC_SINGLE_TLV("Capture Boost Switch", AC97_REC_SEL, 14, 1, 0, boost_tlv),
140SOC_SINGLE_TLV("Capture to Phone Boost Switch", AC97_REC_SEL, 11, 1, 1,
141 boost_tlv),
10c5cf30
RP		 142
143SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),
144SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),
145SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),
146
147SOC_ENUM("Bass Control", wm9712_enum[5]),
148SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),
149SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),
150SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
18fe4ac2
MR		 151SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),
152SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),
10c5cf30 153
689185b7 154SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1),
10c5cf30 155SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),
28c42c28 156SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0),
10c5cf30
RP		 157SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
158
471280b7
MB		 159SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
160SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
161SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv),
10c5cf30
RP		 162};
163
cf1f2ebe
LPC		 164static const unsigned int wm9712_mixer_mute_regs[] = {
165 AC97_VIDEO,
166 AC97_PCM,
167 AC97_LINE,
168 AC97_PHONE,
169 AC97_CD,
170 AC97_PC_BEEP,
171};
172
10c5cf30
RP		 173/* We have to create a fake left and right HP mixers because
174 * the codec only has a single control that is shared by both channels.
175 * This makes it impossible to determine the audio path.
176 */
cf1f2ebe
LPC		 177static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,
178 struct snd_ctl_elem_value *ucontrol)
10c5cf30 179{
cf1f2ebe
LPC		 180 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
181 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
182 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
4b0b669b 183 unsigned int val = ucontrol->value.integer.value[0];
cf1f2ebe
LPC		 184 struct soc_mixer_control *mc =
185 (struct soc_mixer_control *)kcontrol->private_value;
186 unsigned int mixer, mask, shift, old;
187 struct snd_soc_dapm_update update;
188 bool change;
189
190 mixer = mc->shift >> 8;
191 shift = mc->shift & 0xff;
192 mask = 1 << shift;
193
194 mutex_lock(&wm9712->lock);
195 old = wm9712->hp_mixer[mixer];
4b0b669b 196 if (ucontrol->value.integer.value[0])
cf1f2ebe 197 wm9712->hp_mixer[mixer] |= mask;
10c5cf30 198 else
cf1f2ebe
LPC		 199 wm9712->hp_mixer[mixer] &= ~mask;
200
201 change = old != wm9712->hp_mixer[mixer];
202 if (change) {
203 update.kcontrol = kcontrol;
204 update.reg = wm9712_mixer_mute_regs[shift];
205 update.mask = 0x8000;
206 if ((wm9712->hp_mixer[0] & mask) ||
207 (wm9712->hp_mixer[1] & mask))
208 update.val = 0x0;
209 else
210 update.val = 0x8000;
211
212 snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
213 &update);
214 }
10c5cf30 215
cf1f2ebe 216 mutex_unlock(&wm9712->lock);
10c5cf30 217
cf1f2ebe
LPC		 218 return change;
219}
10c5cf30 220
cf1f2ebe
LPC		 221static int wm9712_hp_mixer_get(struct snd_kcontrol *kcontrol,
222 struct snd_ctl_elem_value *ucontrol)
223{
224 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
225 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
226 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
227 struct soc_mixer_control *mc =
228 (struct soc_mixer_control *)kcontrol->private_value;
229 unsigned int shift, mixer;
10c5cf30 230
cf1f2ebe
LPC		 231 mixer = mc->shift >> 8;
232 shift = mc->shift & 0xff;
10c5cf30 233
4b0b669b 234 ucontrol->value.integer.value[0] =
cf1f2ebe 235 (wm9712->hp_mixer[mixer] >> shift) & 1;
10c5cf30
RP		 236
237 return 0;
238}
239
cf1f2ebe
LPC		 240#define WM9712_HP_MIXER_CTRL(xname, xmixer, xshift) { \
241 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
242 .info = snd_soc_info_volsw, \
243 .get = wm9712_hp_mixer_get, .put = wm9712_hp_mixer_put, \
244 .private_value = SOC_SINGLE_VALUE(SND_SOC_NOPM, \
245 (xmixer << 8) | xshift, 1, 0, 0) \
246}
247
10c5cf30
RP		 248/* Left Headphone Mixers */
249static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
cf1f2ebe
LPC		 250 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPL_MIXER, 5),
251 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 4),
252 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPL_MIXER, 3),
253 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPL_MIXER, 2),
254 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 1),
255 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPL_MIXER, 0),
10c5cf30
RP		 256};
257
258/* Right Headphone Mixers */
259static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
cf1f2ebe
LPC		 260 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPR_MIXER, 5),
261 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 4),
262 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPR_MIXER, 3),
263 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPR_MIXER, 2),
264 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 1),
265 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPR_MIXER, 0),
10c5cf30
RP		 266};
267
268/* Speaker Mixer */
269static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
270 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
271 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
272 SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
273 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
274 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
275};
276
277/* Phone Mixer */
278static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
279 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
280 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
281 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
282 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
283 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
284 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
285};
286
287/* ALC headphone mux */
288static const struct snd_kcontrol_new wm9712_alc_mux_controls =
289SOC_DAPM_ENUM("Route", wm9712_enum[1]);
290
291/* out 3 mux */
292static const struct snd_kcontrol_new wm9712_out3_mux_controls =
293SOC_DAPM_ENUM("Route", wm9712_enum[2]);
294
295/* spk mux */
296static const struct snd_kcontrol_new wm9712_spk_mux_controls =
297SOC_DAPM_ENUM("Route", wm9712_enum[3]);
298
299/* Capture to Phone mux */
300static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
301SOC_DAPM_ENUM("Route", wm9712_enum[4]);
302
303/* Capture left select */
304static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
305SOC_DAPM_ENUM("Route", wm9712_enum[8]);
306
307/* Capture right select */
308static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
309SOC_DAPM_ENUM("Route", wm9712_enum[9]);
310
311/* Mic select */
312static const struct snd_kcontrol_new wm9712_mic_src_controls =
ccf79584 313SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]);
10c5cf30
RP		 314
315/* diff select */
316static const struct snd_kcontrol_new wm9712_diff_sel_controls =
317SOC_DAPM_ENUM("Route", wm9712_enum[11]);
318
319static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
320SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
321 &wm9712_alc_mux_controls),
322SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
323 &wm9712_out3_mux_controls),
324SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
325 &wm9712_spk_mux_controls),
326SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
327 &wm9712_capture_phone_mux_controls),
328SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
329 &wm9712_capture_selectl_controls),
330SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
331 &wm9712_capture_selectr_controls),
ccf79584
MB		 332SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0,
333 &wm9712_mic_src_controls),
334SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0,
10c5cf30
RP		 335 &wm9712_mic_src_controls),
336SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
337 &wm9712_diff_sel_controls),
338SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
cf1f2ebe
LPC		 339SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_INT_PAGING, 9, 1,
340 &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls)),
341SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_INT_PAGING, 8, 1,
342 &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls)),
10c5cf30
RP		 343SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
344 &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
345SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
346 &wm9712_speaker_mixer_controls[0],
347 ARRAY_SIZE(wm9712_speaker_mixer_controls)),
348SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
349SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
350SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
351SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
352SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
353SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
354SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
355SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
356SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
357SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
358SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
359SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
ccf79584 360SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0),
10c5cf30
RP		 361SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
362SND_SOC_DAPM_OUTPUT("MONOOUT"),
363SND_SOC_DAPM_OUTPUT("HPOUTL"),
364SND_SOC_DAPM_OUTPUT("HPOUTR"),
365SND_SOC_DAPM_OUTPUT("LOUT2"),
366SND_SOC_DAPM_OUTPUT("ROUT2"),
367SND_SOC_DAPM_OUTPUT("OUT3"),
368SND_SOC_DAPM_INPUT("LINEINL"),
369SND_SOC_DAPM_INPUT("LINEINR"),
370SND_SOC_DAPM_INPUT("PHONE"),
371SND_SOC_DAPM_INPUT("PCBEEP"),
372SND_SOC_DAPM_INPUT("MIC1"),
373SND_SOC_DAPM_INPUT("MIC2"),
374};
375
98334778 376static const struct snd_soc_dapm_route wm9712_audio_map[] = {
10c5cf30
RP		 377 /* virtual mixer - mixes left & right channels for spk and mono */
378 {"AC97 Mixer", NULL, "Left DAC"},
379 {"AC97 Mixer", NULL, "Right DAC"},
380
381 /* Left HP mixer */
382 {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
383 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
384 {"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"},
385 {"Left HP Mixer", "Line Bypass Switch", "Line PGA"},
386 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
387 {"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
388 {"Left HP Mixer", NULL, "ALC Sidetone Mux"},
10c5cf30
RP		 389
390 /* Right HP mixer */
391 {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
392 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
393 {"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"},
394 {"Right HP Mixer", "Line Bypass Switch", "Line PGA"},
395 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
396 {"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
397 {"Right HP Mixer", NULL, "ALC Sidetone Mux"},
398
399 /* speaker mixer */
400 {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
401 {"Speaker Mixer", "Line Bypass Switch", "Line PGA"},
402 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
403 {"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"},
404 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
405
406 /* Phone mixer */
407 {"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"},
408 {"Phone Mixer", "Line Bypass Switch", "Line PGA"},
409 {"Phone Mixer", "Aux Playback Switch", "Aux DAC"},
410 {"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"},
411 {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
412 {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
413
414 /* inputs */
415 {"Line PGA", NULL, "LINEINL"},
416 {"Line PGA", NULL, "LINEINR"},
417 {"Phone PGA", NULL, "PHONE"},
418 {"Mic PGA", NULL, "MIC1"},
419 {"Mic PGA", NULL, "MIC2"},
420
ccf79584
MB		 421 /* microphones */
422 {"Differential Mic", NULL, "MIC1"},
423 {"Differential Mic", NULL, "MIC2"},
424 {"Left Mic Select Source", "Mic 1", "MIC1"},
425 {"Left Mic Select Source", "Mic 2", "MIC2"},
426 {"Left Mic Select Source", "Stereo", "MIC1"},
427 {"Left Mic Select Source", "Differential", "Differential Mic"},
428 {"Right Mic Select Source", "Mic 1", "MIC1"},
429 {"Right Mic Select Source", "Mic 2", "MIC2"},
430 {"Right Mic Select Source", "Stereo", "MIC2"},
431 {"Right Mic Select Source", "Differential", "Differential Mic"},
432
10c5cf30
RP		 433 /* left capture selector */
434 {"Left Capture Select", "Mic", "MIC1"},
435 {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
436 {"Left Capture Select", "Line", "LINEINL"},
437 {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
438 {"Left Capture Select", "Phone Mixer", "Phone Mixer"},
439 {"Left Capture Select", "Phone", "PHONE"},
440
441 /* right capture selector */
442 {"Right Capture Select", "Mic", "MIC2"},
443 {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
444 {"Right Capture Select", "Line", "LINEINR"},
445 {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
446 {"Right Capture Select", "Phone Mixer", "Phone Mixer"},
447 {"Right Capture Select", "Phone", "PHONE"},
448
449 /* ALC Sidetone */
450 {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
451 {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
452 {"ALC Sidetone Mux", "Left", "Left Capture Select"},
453 {"ALC Sidetone Mux", "Right", "Right Capture Select"},
454
455 /* ADC's */
456 {"Left ADC", NULL, "Left Capture Select"},
457 {"Right ADC", NULL, "Right Capture Select"},
458
459 /* outputs */
460 {"MONOOUT", NULL, "Phone Mixer"},
461 {"HPOUTL", NULL, "Headphone PGA"},
462 {"Headphone PGA", NULL, "Left HP Mixer"},
463 {"HPOUTR", NULL, "Headphone PGA"},
464 {"Headphone PGA", NULL, "Right HP Mixer"},
465
94324841
MV		 466 /* mono mixer */
467 {"Mono Mixer", NULL, "Left HP Mixer"},
468 {"Mono Mixer", NULL, "Right HP Mixer"},
10c5cf30
RP		 469
470 /* Out3 Mux */
471 {"Out3 Mux", "Left", "Left HP Mixer"},
472 {"Out3 Mux", "Mono", "Phone Mixer"},
94324841 473 {"Out3 Mux", "Left + Right", "Mono Mixer"},
10c5cf30
RP		 474 {"Out 3 PGA", NULL, "Out3 Mux"},
475 {"OUT3", NULL, "Out 3 PGA"},
476
477 /* speaker Mux */
478 {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
94324841 479 {"Speaker Mux", "Headphone Mix", "Mono Mixer"},
10c5cf30
RP		 480 {"Speaker PGA", NULL, "Speaker Mux"},
481 {"LOUT2", NULL, "Speaker PGA"},
482 {"ROUT2", NULL, "Speaker PGA"},
10c5cf30
RP		 483};
484
10c5cf30
RP		 485static unsigned int ac97_read(struct snd_soc_codec *codec,
486 unsigned int reg)
487{
358a8bb5 488 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
10c5cf30
RP		 489 u16 *cache = codec->reg_cache;
490
491 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
492 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
493 reg == AC97_REC_GAIN)
358a8bb5 494 return soc_ac97_ops->read(wm9712->ac97, reg);
10c5cf30
RP		 495 else {
496 reg = reg >> 1;
497
91432e97 498 if (reg >= (ARRAY_SIZE(wm9712_reg)))
10c5cf30
RP		 499 return -EIO;
500
501 return cache[reg];
502 }
503}
504
505static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
506 unsigned int val)
507{
358a8bb5 508 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
10c5cf30
RP		 509 u16 *cache = codec->reg_cache;
510
358a8bb5 511 soc_ac97_ops->write(wm9712->ac97, reg, val);
10c5cf30 512 reg = reg >> 1;
91432e97 513 if (reg < (ARRAY_SIZE(wm9712_reg)))
10c5cf30
RP		 514 cache[reg] = val;
515
516 return 0;
517}
518
dee89c4d
MB		 519static int ac97_prepare(struct snd_pcm_substream *substream,
520 struct snd_soc_dai *dai)
10c5cf30 521{
e6968a17 522 struct snd_soc_codec *codec = dai->codec;
10c5cf30
RP		 523 int reg;
524 u16 vra;
b46ac308 525 struct snd_pcm_runtime *runtime = substream->runtime;
10c5cf30
RP		 526
527 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
528 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
529
530 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
531 reg = AC97_PCM_FRONT_DAC_RATE;
532 else
533 reg = AC97_PCM_LR_ADC_RATE;
534
535 return ac97_write(codec, reg, runtime->rate);
536}
537
dee89c4d
MB		 538static int ac97_aux_prepare(struct snd_pcm_substream *substream,
539 struct snd_soc_dai *dai)
10c5cf30 540{
e6968a17 541 struct snd_soc_codec *codec = dai->codec;
10c5cf30 542 u16 vra, xsle;
b46ac308 543 struct snd_pcm_runtime *runtime = substream->runtime;
10c5cf30
RP		 544
545 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
546 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
547 xsle = ac97_read(codec, AC97_PCI_SID);
548 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
549
550 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
551 return -ENODEV;
552
553 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
554}
555
cbe83b17 556#define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
7e48bf65
MB		 557 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
558 SNDRV_PCM_RATE_48000)
cbe83b17 559
85e7652d 560static const struct snd_soc_dai_ops wm9712_dai_ops_hifi = {
6335d055
EM		 561 .prepare = ac97_prepare,
562};
563
85e7652d 564static const struct snd_soc_dai_ops wm9712_dai_ops_aux = {
6335d055
EM		 565 .prepare = ac97_aux_prepare,
566};
567
0daaf7e8 568static struct snd_soc_dai_driver wm9712_dai[] = {
10c5cf30 569{
f0fba2ad 570 .name = "wm9712-hifi",
10c5cf30
RP		 571 .playback = {
572 .stream_name = "HiFi Playback",
573 .channels_min = 1,
cbe83b17
LG		 574 .channels_max = 2,
575 .rates = WM9712_AC97_RATES,
33f503c9 576 .formats = SND_SOC_STD_AC97_FMTS,},
10c5cf30
RP		 577 .capture = {
578 .stream_name = "HiFi Capture",
579 .channels_min = 1,
cbe83b17
LG		 580 .channels_max = 2,
581 .rates = WM9712_AC97_RATES,
33f503c9 582 .formats = SND_SOC_STD_AC97_FMTS,},
6335d055 583 .ops = &wm9712_dai_ops_hifi,
cbe83b17
LG		 584},
585{
f0fba2ad 586 .name = "wm9712-aux",
10c5cf30
RP		 587 .playback = {
588 .stream_name = "Aux Playback",
589 .channels_min = 1,
cbe83b17
LG		 590 .channels_max = 1,
591 .rates = WM9712_AC97_RATES,
33f503c9 592 .formats = SND_SOC_STD_AC97_FMTS,},
6335d055 593 .ops = &wm9712_dai_ops_aux,
cbe83b17 594}
10c5cf30 595};
10c5cf30 596
0be9898a
MB		 597static int wm9712_set_bias_level(struct snd_soc_codec *codec,
598 enum snd_soc_bias_level level)
10c5cf30 599{
0be9898a
MB		 600 switch (level) {
601 case SND_SOC_BIAS_ON:
602 case SND_SOC_BIAS_PREPARE:
10c5cf30 603 break;
0be9898a 604 case SND_SOC_BIAS_STANDBY:
10c5cf30
RP		 605 ac97_write(codec, AC97_POWERDOWN, 0x0000);
606 break;
0be9898a 607 case SND_SOC_BIAS_OFF:
10c5cf30 608 /* disable everything including AC link */
10c5cf30
RP		 609 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
610 ac97_write(codec, AC97_POWERDOWN, 0xffff);
611 break;
612 }
10c5cf30
RP		 613 return 0;
614}
615
616static int wm9712_reset(struct snd_soc_codec *codec, int try_warm)
617{
358a8bb5
LPC		 618 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
619
b047e1cc 620 if (try_warm && soc_ac97_ops->warm_reset) {
358a8bb5 621 soc_ac97_ops->warm_reset(wm9712->ac97);
abb68c26 622 if (ac97_read(codec, 0) == wm9712_reg[0])
10c5cf30
RP		 623 return 1;
624 }
625
358a8bb5 626 soc_ac97_ops->reset(wm9712->ac97);
b047e1cc 627 if (soc_ac97_ops->warm_reset)
358a8bb5 628 soc_ac97_ops->warm_reset(wm9712->ac97);
abb68c26 629 if (ac97_read(codec, 0) != wm9712_reg[0])
10c5cf30
RP		 630 goto err;
631 return 0;
632
633err:
12ced338 634 dev_err(codec->dev, "Failed to reset: AC97 link error\n");
10c5cf30
RP		 635 return -EIO;
636}
637
f0fba2ad 638static int wm9712_soc_resume(struct snd_soc_codec *codec)
10c5cf30 639{
358a8bb5 640 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
10c5cf30
RP		 641 int i, ret;
642 u16 *cache = codec->reg_cache;
643
644 ret = wm9712_reset(codec, 1);
12ced338 645 if (ret < 0)
10c5cf30 646 return ret;
10c5cf30 647
bd1204cb 648 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
10c5cf30
RP		 649
650 if (ret == 0) {
651 /* Sync reg_cache with the hardware after cold reset */
7e48bf65 652 for (i = 2; i < ARRAY_SIZE(wm9712_reg) << 1; i += 2) {
10c5cf30 653 if (i == AC97_INT_PAGING || i == AC97_POWERDOWN ||
7e48bf65 654 (i > 0x58 && i != 0x5c))
10c5cf30 655 continue;
358a8bb5 656 soc_ac97_ops->write(wm9712->ac97, i, cache[i>>1]);
10c5cf30
RP		 657 }
658 }
659
10c5cf30
RP		 660 return ret;
661}
662
f0fba2ad 663static int wm9712_soc_probe(struct snd_soc_codec *codec)
10c5cf30 664{
358a8bb5 665 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
10c5cf30
RP		 666 int ret = 0;
667
f8d71be5 668 wm9712->ac97 = snd_soc_alloc_ac97_codec(codec);
358a8bb5
LPC		 669 if (IS_ERR(wm9712->ac97)) {
670 ret = PTR_ERR(wm9712->ac97);
671 dev_err(codec->dev, "Failed to register AC97 codec: %d\n", ret);
f0fba2ad 672 return ret;
e35115a5 673 }
10c5cf30 674
10c5cf30 675 ret = wm9712_reset(codec, 0);
12ced338 676 if (ret < 0)
f8d71be5
LPC		 677 goto err_put_device;
678
679 ret = device_add(&wm9712->ac97->dev);
680 if (ret)
681 goto err_put_device;
10c5cf30
RP		 682
683 /* set alc mux to none */
684 ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
685
10c5cf30
RP		 686 return 0;
687
f8d71be5
LPC		 688err_put_device:
689 put_device(&wm9712->ac97->dev);
10c5cf30
RP		 690 return ret;
691}
692
f0fba2ad 693static int wm9712_soc_remove(struct snd_soc_codec *codec)
10c5cf30 694{
358a8bb5
LPC		 695 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
696
697 snd_soc_free_ac97_codec(wm9712->ac97);
10c5cf30
RP		 698 return 0;
699}
700
f0fba2ad 701static struct snd_soc_codec_driver soc_codec_dev_wm9712 = {
10c5cf30
RP		 702 .probe = wm9712_soc_probe,
703 .remove = wm9712_soc_remove,
10c5cf30 704 .resume = wm9712_soc_resume,
f0fba2ad
LG		 705 .read = ac97_read,
706 .write = ac97_write,
707 .set_bias_level = wm9712_set_bias_level,
ab492b86 708 .suspend_bias_off = true,
e5eec34c 709 .reg_cache_size = ARRAY_SIZE(wm9712_reg),
f0fba2ad
LG		 710 .reg_word_size = sizeof(u16),
711 .reg_cache_step = 2,
712 .reg_cache_default = wm9712_reg,
9a812c6b
LPC		 713
714 .controls = wm9712_snd_ac97_controls,
715 .num_controls = ARRAY_SIZE(wm9712_snd_ac97_controls),
98334778
LG		 716 .dapm_widgets = wm9712_dapm_widgets,
717 .num_dapm_widgets = ARRAY_SIZE(wm9712_dapm_widgets),
718 .dapm_routes = wm9712_audio_map,
719 .num_dapm_routes = ARRAY_SIZE(wm9712_audio_map),
10c5cf30 720};
f0fba2ad 721
7a79e94e 722static int wm9712_probe(struct platform_device *pdev)
f0fba2ad 723{
cf1f2ebe
LPC		 724 struct wm9712_priv *wm9712;
725
726 wm9712 = devm_kzalloc(&pdev->dev, sizeof(*wm9712), GFP_KERNEL);
727 if (wm9712 == NULL)
728 return -ENOMEM;
729
730 mutex_init(&wm9712->lock);
731
732 platform_set_drvdata(pdev, wm9712);
733
f0fba2ad
LG		 734 return snd_soc_register_codec(&pdev->dev,
735 &soc_codec_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));
736}
737
7a79e94e 738static int wm9712_remove(struct platform_device *pdev)
f0fba2ad
LG		 739{
740 snd_soc_unregister_codec(&pdev->dev);
741 return 0;
742}
743
744static struct platform_driver wm9712_codec_driver = {
745 .driver = {
9a37eae2 746 .name = "wm9712-codec",
f0fba2ad
LG		 747 },
748
749 .probe = wm9712_probe,
7a79e94e 750 .remove = wm9712_remove,
f0fba2ad
LG		 751};
752
5bbcc3c0 753module_platform_driver(wm9712_codec_driver);
10c5cf30
RP		 754
755MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
756MODULE_AUTHOR("Liam Girdwood");
757MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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